CN110491065A - A kind of wisdom fire-fighting alarm system based on LoRa technology - Google Patents
A kind of wisdom fire-fighting alarm system based on LoRa technology Download PDFInfo
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- CN110491065A CN110491065A CN201910754816.6A CN201910754816A CN110491065A CN 110491065 A CN110491065 A CN 110491065A CN 201910754816 A CN201910754816 A CN 201910754816A CN 110491065 A CN110491065 A CN 110491065A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/06—Electric actuation of the alarm, e.g. using a thermally-operated switch
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B17/00—Fire alarms; Alarms responsive to explosion
- G08B17/10—Actuation by presence of smoke or gases, e.g. automatic alarm devices for analysing flowing fluid materials by the use of optical means
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
- G08B7/066—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources guiding along a path, e.g. evacuation path lighting strip
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- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N7/00—Television systems
- H04N7/18—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast
- H04N7/181—Closed-circuit television [CCTV] systems, i.e. systems in which the video signal is not broadcast for receiving images from a plurality of remote sources
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/30—Services specially adapted for particular environments, situations or purposes
- H04W4/38—Services specially adapted for particular environments, situations or purposes for collecting sensor information
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- Alarm Systems (AREA)
Abstract
The invention proposes a kind of wisdom fire-fighting alarm system based on LoRa technology, which includes: several fire detection sensors, fire disaster emergency server, several intelligent alarm fore devices；Wherein, several fire detection sensors detect the fire behavior parameter of each sensing point, and the fire behavior parameter detected is transferred to the fire disaster emergency server by LoRa agreement, the fire disaster emergency server is according to the context information of fire behavior Parameter analysis fire, and the context information of fire is transferred to by the intelligent alarm fore device by LoRa agreement, corresponding counter-measure is started according to the context information of fire by the intelligent alarm fore device.The present invention is connected terminal and network server using LoRa technology, can efficiently remotely the truth of fire specifically be analyzed and be timely feedbacked, be showed optimal escape route with most intuitive way for true fire behavior.
Description
Technical field
The present invention relates to fire-fighting and LoRa technical field, more particularly to a kind of wisdom based on LoRa technology disappears
Anti- alarm system.
Background technique
Most of building is assembled with fire detection sensor and alarm system, in the first time that fire behavior occurs
Personnel in notice building withdraw, and reduce the probability that life danger occurs for personnel, but currently, alarm system can only pass through ring
It rings the modes such as siren, broadcast notice and issues alarm of fire, it is tight that floor such as on fire, position, fire behavior can not be provided for evacuating people
The specific fire behaviors such as whether weight degree, best-effort path unimpeded, it is even more impossible to which a reasonable escape route is quickly arranged for survivor,
For the building more for personnel, in face of the fire behavior known nothing, it is easier to situations, the shadow such as cause flurried, congestion, trample
Ring escape rate.
LoRa technology is a kind of low power consumption remote wireless communication technology, this wireless radio-frequency have it is remote, be easy to
Construction and deployment extend battery life and the characteristic for being suitable for Internet of Things application such as at low cost, if LoRa technical application is being disappeared
Anti- alarm field communicates fire detection sensor with remote server, carries out long-range data transmission and Data Analysis Services,
And rapid feedback fire behavior, it will be able to realize the purpose that personnel's science safely evacuates.
Therefore, how by LoRa technology in conjunction with fire alarm system, and be capable of providing a scientific escape route, with
Phase reduces because personnel withdraw the probability for causing life danger to occur not in time when fire occurs, and is that those skilled in the art urgently solve
Certainly the problem of.
Summary of the invention
In view of this, utilizing LoRa technology the present invention provides a kind of wisdom fire-fighting alarm system based on LoRa technology
The transmission of data will be carried out between fire monitoring terminal, fire behavior alarm terminal and the server for analyzing fire behavior, and pass through fire behavior report
Optimal escape route is presented in the wisdom treating method of alert terminal, causes to give birth to not in time because personnel withdraw when fire occurs to reduce
The critically ill probability nearly occurred.
To achieve the goals above, the present invention adopts the following technical scheme:
A kind of wisdom fire-fighting alarm system based on LoRa technology, comprising: several fire detection sensors, fire disaster emergency
Server, several intelligent alarm fore devices；Wherein,
Several fire detection sensors detect the fire behavior parameter of each sensing point, and the fire behavior parameter that will be detected
It is transferred to the fire disaster emergency server by LoRa agreement, the fire disaster emergency server is according to fire behavior Parameter analysis fire
Context information, and the context information of fire is transferred to by the intelligent alarm fore device by LoRa agreement, by
The intelligent alarm fore device starts corresponding counter-measure according to the context information of fire.
Preferably, several described fire detection sensors are respectively placed in different sensing points, comprehensive offer fire
Detection；The fire detection sensor is for detecting a plurality of types of ginsengs such as sensing point smokescope, flame intensity, temperature value
Number, the quantity of the fire detection sensor is more, is evenly distributed on each region of building, is conducive to monitor each position
Fire behavior parameter, the processing of the concrete condition of fire is analyzed convenient for the subsequent fire disaster emergency server, is in addition collected each
A plurality of types of fire behavior parameters of sensing point are conducive to the concrete condition for accurately analyzing fire, avoid the type because of fire behavior parameter
It is few, caused false judgment.
Preferably, the fire detection sensor transmits a plurality of types of fire behavior parameters detected by LoRa agreement
To the fire disaster emergency server, LoRa technology has remote, low-power consumption, low cost, safety, coverage area big etc. a variety of suitable
For the characteristic of Internet of Things application, therefore by LoRa Technology application in wisdom fire-fighting alarm system, can be realized at a distance
Data transmission and data processing, the basic network framework of LoRa technology is as follows in the present invention: by fire detection described in several
Sensor acquires a plurality of types of fire behavior parameters such as smokescope, flame intensity, the temperature value of sensing point, and passes through LoRa technology
Collected fire behavior parameter is sent to fire disaster emergency server end, has fire disaster emergency Server remote to divide fire behavior parameter
Analysis processing, obtains the context information of fire, and if being transferred to the context information of fire respectively by LoRa technology
The dry intelligent alarm fore device, is finally implemented by the intelligent alarm fore device according to the context information of fire
Corresponding alarm measure, is carried out the transmission of information using LoRa technology in entire wisdom fire-fighting alarm procedure, fire may be implemented
Calamity emergency service device carries out accurate and specific analysis to fire behavior parameter at a distance, then analysis result is passed through LoRa technology long distance
From intelligent alarm fore device is fed back to, according to specific fire behavior, efficient escape route is provided for survivor；It avoids and is not having
Under the support for having LoRa technology, remote data transmission can not be carried out between terminal and network server, terminal can not basis
Specific fire behavior is supplied to survivor one targeted efficient escape route, eventually leads to survivor because of single alarm song
It is flurried to generate, the case where keeping escape route crowded, miss best escape time.
Preferably, the fire disaster emergency server is according to fire behavior parameter, floor on fire, position, the fire of intellectual analysis fire
The severity of calamity, and to the intelligent alarm fore device publication comprising floor on fire, position, fire severity letter
Breath, the context information of the fire of publication is more, is more conducive to intelligent alarm fore device and selects optimal escape route, has
It is quickly withdrawn conducive to survivor is orderly.
The intelligent alarm fore device includes: fuselage, alarm flashing light, mounting wall, camera shooting bulb, projection bulb；Wherein,
The alarm flashing light is fixed at the fuselage roof；
The camera shooting bulb and the projection bulb are fixed at the fuselage bottom；
The mounting wall is arranged in the fuselage side, for the intelligent alarm fore device to be fixed on building
On wall.
Preferably, in the fuselage further include: LoRa communication module, battery, buzzer, center processor；Wherein,
The LoRa communication module is used to receive the context information for the fire that the fire disaster emergency server is sent.
Preferably, it is provided with the LoRa communication module in the intelligent alarm fore device, is received by LoRa technology
The context information for the fire that the fire disaster emergency server is sent, and by the central processing unit according to the specific feelings of fire
Condition and intelligent alarms fore device position set preferred best-effort path, and generate escape guiding information, including on fire
Floor, position, fire behavior severity and preferential escape route；The video pictures of the camera shooting bulb shooting, are transferred to described
Central processing unit is extracted the character image in the video pictures of continuous multiple frames by the central processing unit, judges the traveling of personage
Whether direction is the direction far from fire location, and according to the character image of continuous multiple frames, judges the escape of each best-effort path
Number provides corresponding evacuation guidance according to the escape number of each best-effort path, avoids escaping crowded.
Preferably, the context information for the fire that the central processing unit is received according to the LoRa communication module,
And in conjunction with the position of the intelligent alarm fore device, preferred best-effort path is set, escape guiding information is generated；The escape
Guidance information includes floor, position, fire behavior severity and preferential escape route on fire.
Preferably, the projection bulb projects the escape guiding information that the central processing unit generates to wall or ground
Face, and preferred best-effort path is showed in the form of arrow and forbidden mark.
Preferably, the camera shooting bulb shoots video pictures, and the video pictures taken are transferred to the centre
It manages device and carries out data analysis, according to the actual situation the mark of prominent projection guidance best-effort path.
Projection bulb projects escape route to wall or ground according to escape guiding information, and projects arrow,
Or forbidden mark, since survivor is excessively flurried during escape, it is therefore desirable to be more clear in a manner of timesaving escape
Path is presented in face of survivor, the best-effort path of generation is projected in wall or ground, and referred to apparent arrow
Show that survivor withdraws direction, avoid going in the wrong direction during flurried escape, waste escape time, cause unnecessary congestion,
When a certain best-effort path escape number is excessive, when causing crowded, the arrow in path is gone through in other prominent escapes by projection bulb,
Survivor is shunted, guidance survivor is escaped by other paths, avoids congestion；If the intelligent alarm fore device
Location is not suitable for escape, it will projects the mark that no through traffic, prevents survivor from not entering fire behavior and seriously locate.
Preferably, the alarm flashing light flashes different face according to fire menace level according to the context information of fire
The light of color is accompanied by the alarm of the alternative sounds of the different menace level fire of correspondence issued by the buzzer, works as fire
For calamity when the situation is critical, the alarm flashing light flashes feux rouges, and when fire condition is general serious, the alarm flashing light flashing is orange
Light, when fire condition is not serious, the alarm flashing light flashes yellow light, and in addition fire difference menace level is accompanied by different polices
Report, is conducive to survivor and has gained some understanding to the severity of fire, avoids survivor excessively panic in the case where small fire, makes
Appearance at swarm and jostlement, or when facing serious fire, there are idea of leaving things to chance, situations such as without escaping in time.
Preferably, the central processing unit analyzes smog according to the visibility of the video pictures of the camera shooting bulb shooting
Concentration adjusts the projecting direction of the projection bulb, avoids blocking the projection bulb because smokescope is excessively high and being projected in wall
Wall or the best-effort path and sign on ground guarantee also survivor can be guided quickly to remove in the case where high concentration smog
From.
Preferably, the battery can be with emergency service, since fire will lead to power-off because fire powers off
The case where occur, the setting of battery ensure that intelligent alarm fore device being capable of normal work under this harsh environment of fire
Make.
The invention has the following advantages:
It can be seen via above technical scheme that being based on the prior art, the invention proposes a kind of intelligence based on LoRa technology
Intelligent fire protection alarm system, the system utilize LoRa technology, terminal and network server are connected, can be efficiently to fire
Truth specifically analyzed and timely fed back, and for true fire behavior will be optimal with most intuitive way
Escape route show, effective solution original fire protection alarm system single alarm signal causes survivor because not
The problem of solving fire behavior and escaping in a hurry, cause best-effort path congestion.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is system structure diagram of the invention；
Fig. 2 is intelligent alarm fore device schematic diagram of the invention.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiment in invention, the common skill in this field
Art personnel every other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
As shown in Figure 1, the present invention devises following system:,
A kind of wisdom fire-fighting alarm system based on LoRa technology characterized by comprising several fire detections sensing
Device 1, fire disaster emergency server 2, several intelligent alarm fore devices 3；Wherein,
Several fire detection sensors 1 detect the fire behavior parameter of each sensing point, and the fire behavior parameter detected is led to
It crosses LoRa agreement and is transferred to fire disaster emergency server 2, fire disaster emergency server 2 is according to the concrete condition of fire behavior Parameter analysis fire
Information, and the context information of fire is transferred to by intelligent alarm fore device 3 by LoRa agreement, by intelligent alarm front end
Device 3 starts corresponding counter-measure according to the context information of fire.
Several fire detection sensors 1 are respectively placed in different sensing points, comprehensive offer fire detection；Fire is visited
Surveying sensor 1 includes but is not limited to smokescope sensor, infrared detecting set, temperature sensor, and acquires sensing point respectively
A plurality of types of parameters such as smokescope, flame intensity, temperature value provide detailed fire for fire disaster emergency server analysis fire behavior
Feelings data, data type is abundant when ensuring fire analysis, and analysis result is accurate.
Fire disaster emergency server 2 according to fire behavior parameter, the floor on fire of intellectual analysis fire, position, fire serious journey
Degree, and by LoRa agreement to intelligent alarm fore device 3 remotely send comprising floor on fire, position, fire severity
Information.
As shown in Fig. 2,
Intelligent alarm fore device 3 includes: fuselage 31, alarm flashing light 32, mounting wall 33, camera shooting bulb 34, projection bulb
35；Wherein,
Alarm flashing light 32 is fixed at 31 top of fuselage；
Camera shooting bulb 34 and projection bulb 35 are fixed at 31 bottom of fuselage；
Mounting wall 33 is arranged in 31 side of fuselage, for intelligent alarm fore device 3 to be fixed on to the wall of building.
In fuselage 31 further include: LoRa communication module 311, battery 312, buzzer 313, center processor 314；Its
In,
LoRa communication module 311 is used to receive the context information of the fire of the transmission of fire disaster emergency server 2.
In order to advanced optimize above-mentioned technical characteristic, camera shooting bulb 34 shoots video pictures, and the video taken is drawn
Face is transferred to central processing unit 314 and carries out data analysis.
The context information for the fire that central processing unit 314 is received according to LoRa communication module 311, and combine intelligence
The position of alarm front end device 3 sets preferred best-effort path, generates escape guiding information；Escape guiding information includes on fire
Floor, position, fire behavior severity and preferential escape route.
Projection bulb 35 projects the escape guiding information that central processing unit 314 generates to wall or ground, and will be excellent
The best-effort path of choosing is showed in the form of arrow and forbidden mark.
Specifically, assume that certain building one shares 10 layers, every layer of setting east, two, west escape route, if fire is specific
Situation information shows that floor on fire is the 8th layer, and position is east side, then escape guiding information will be prompted to the survivor edge of layer 1-7
East, the escape of two channels in west, and 8 layers, 9 layers, 10 layers of survivor then escapes according to escape guiding information from west side channel；In
During layer 1-7 survivor escapes, escape guiding information will east, west both direction be directed toward in projection respectively on ground or wall
The arrow of escape route, on 8 layers, 9 layers, 10 layers of ground or wall, in east side, channel position projects forbidden mark, In
West side channel position projecting direction guides survivor to escape to the direction of safety towards the arrow in east.Certain escape guiding letter
Breath also can be used the mode of text or geographical map representation by floor on fire, position, fire behavior severity and optimal escape
Means of livelihood line shows, and gives survivor's approach for most getting information about fire behavior.
In order to advanced optimize above-mentioned technical characteristic, alarm flashing light 32 is according to the context information of fire, according to fire
Menace level flashes the light of different colours, is accompanied by the different menace level fire of correspondence issued by buzzer 313 not
With the alarm of sound, the urgent alarm flashing light 32 of fire behavior flashes feux rouges, and when fire behavior is generally serious, alarm flashing light 32 flashes orange light,
When fire behavior is not serious, alarm flashing light 32 flashes yellow light, and combines the alarm of the alternative sounds of the fire of different menace levels, gives
Survivor avoids escaping in a hurry, raise fear more intuitively to the understanding of fire behavior.
It images bulb 34 and shoots video pictures, and the video pictures taken are transferred to central processing unit 314 and are counted
According to analysis, prominent projection guides the mark of best-effort path according to the actual situation.
Specifically, the video pictures of the continuous multiple frames taken are transferred to central processing unit 314 by camera shooting bulb 34, center
Processor 314 analyzes the video pictures of continuous multiple frames, determines character features, judges whether everyone direction of travel is quasi-
Really, for example, 8 layers, 9 layers, 10 layers of survivor whether advance eastwards, projected and prompted by projection bulb 35 if someone advances eastwards
Light beam prompts survivor to change direction of travel；In addition, central processing unit 314 to the east of layer 1-7 in continuous multiple frames video pictures,
The number of western two escape directions is calculated, and the escape number for wing passage of playing the host is significantly greater than the escape number in west side channel
When, the only arrow for being directed toward west side is highlighted, guidance survivor disperses escape, avoids being delayed escape time in east side congestion.
In order to advanced optimize above-mentioned technical characteristic, the video pictures that central processing unit 314 is shot according to camera shooting bulb 34
Visibility, analyze smokescope, adjustment projection bulb 35 projecting direction.
Specifically, assume start when projection bulb 35 escape guiding information is projected on wall, but smog usually by
Upper diffusion downwards, therefore the smokescope on ground is minimum, and the escape on wall is more up to blocked when the smokescope of wall locations
When guidance information, in order to guarantee that survivor can clearly see escape guiding information, projection bulb will adjust projecting direction, will
Escape guiding information projection is on ground, to guide survivor's fast-escape.
In order to advanced optimize above-mentioned technical characteristic, battery 312 is set in fuselage 31, and battery 312 is because of fire
It can avoid causing warning device can not work normally because of circuit damage with emergency service in the case where power-off.
Each embodiment in this specification is described in a progressive manner, the highlights of each of the examples are with other
The difference of embodiment, the same or similar parts in each embodiment may refer to each other.For device disclosed in embodiment
For, since it is corresponded to the methods disclosed in the examples, so being described relatively simple, related place is said referring to method part
It is bright.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (10)
1. a kind of wisdom fire-fighting alarm system based on LoRa technology characterized by comprising several fire detection sensors
(1), fire disaster emergency server (2), several intelligent alarm fore devices (3)；Wherein,
Several fire detection sensors (1) detect the fire behavior parameter of each sensing point, and the fire behavior parameter that will be detected
It is transferred to the fire disaster emergency server (2) by LoRa agreement, the fire disaster emergency server (2) is according to fire behavior Parameter analysis
The context information of fire, and the context information of fire is transferred to by the intelligent alarm front end by LoRa agreement and is filled
(3) are set, corresponding counter-measure is started according to the context information of fire by the intelligent alarm fore device (3).
2. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 1, which is characterized in that several
The fire detection sensor (1) is respectively placed in different sensing points, comprehensive offer fire detection；The fire detection passes
Sensor (1) is for acquiring a plurality of types of parameters such as sensing point smokescope, flame intensity, temperature value.
3. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 1, which is characterized in that the fire
Calamity emergency service device (2) according to fire behavior parameter, the floor on fire of intellectual analysis fire, position, fire severity, and to institute
State intelligent alarm fore device (3) publication comprising floor on fire, position, fire severity information.
4. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 1, which is characterized in that the intelligence
Energy alarm front end device (3) includes: fuselage (31), alarm flashing light (32), mounting wall (33), camera shooting bulb (34), projection bulb
(35)；Wherein,
The alarm flashing light (32) is fixed at the top of the fuselage (31)；
The camera shooting bulb (34) and the projection bulb (35) are fixed at the fuselage (31) bottom；
Mounting wall (33) setting is in the fuselage (31) side, for the intelligent alarm fore device (3) to be fixed on
On the wall of building.
5. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 4, which is characterized in that the machine
In body (31) further include: LoRa communication module (311), battery (312), buzzer (313), center processor (314)；Its
In,
The LoRa communication module (311) is used to receive the concrete condition letter for the fire that the fire disaster emergency server (2) sends
Breath.
6. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 4, which is characterized in that in described
The context information for the fire that central processor (314) is received according to the LoRa communication module (311), and in conjunction with the intelligence
The position of energy alarm front end device (3) sets preferred best-effort path, generates escape guiding information；The escape guiding information
Including floor on fire, position, fire behavior severity and preferential escape route.
7. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 4, which is characterized in that the throwing
Shadow bulb (35) projects the escape guiding information that the central processing unit (314) generates to wall or ground, and will be preferred
Best-effort path showed in the form of arrow and forbidden mark.
8. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 4, which is characterized in that the report
Alert flashing light (32) are accompanied by according to the context information of fire according to the light of fire menace level flashing different colours
By the alarm of the alternative sounds of the different menace level fire of correspondence of the buzzer (313) sending.
9. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 4, which is characterized in that described to take the photograph
As bulb (34) shooting video pictures, and the video pictures taken are transferred to the central processing unit (314) and carry out data
Analysis, prominent projection guides the mark of best-effort path according to the actual situation.
10. a kind of wisdom fire-fighting alarm system based on LoRa technology according to claim 4, which is characterized in that described
Central processing unit (314) analyzes smokescope, adjusts institute according to the visibility of the video pictures of camera shooting bulb (34) shooting
State the projecting direction of projection bulb (35).
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| CN112019813A (en) * | 2020-08-31 | 2020-12-01 | 山东工商学院 | Intelligent evacuation system and method suitable for high-rise fire alarm condition |
| CN112564790A (en) * | 2020-12-24 | 2021-03-26 | 国网河南省电力公司信息通信公司 | Intelligent graphical management system for physical optical signal flow direction |
| CN115424404A (en) * | 2022-09-06 | 2022-12-02 | 湖南省永神科技有限公司 | Lighting system with fire alarm function |
| CN116720664A (en) * | 2023-08-07 | 2023-09-08 | 城安盛邦(长春)网络科技有限公司 | Fire control design drawing data analysis system and method based on artificial intelligence |
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| CN111291989B (en) * | 2020-02-03 | 2023-03-24 | 重庆特斯联智慧科技股份有限公司 | System and method for deep learning and allocating pedestrian flow of large building |
| CN112019813A (en) * | 2020-08-31 | 2020-12-01 | 山东工商学院 | Intelligent evacuation system and method suitable for high-rise fire alarm condition |
| CN112564790A (en) * | 2020-12-24 | 2021-03-26 | 国网河南省电力公司信息通信公司 | Intelligent graphical management system for physical optical signal flow direction |
| CN115424404A (en) * | 2022-09-06 | 2022-12-02 | 湖南省永神科技有限公司 | Lighting system with fire alarm function |
| CN116720664A (en) * | 2023-08-07 | 2023-09-08 | 城安盛邦(长春)网络科技有限公司 | Fire control design drawing data analysis system and method based on artificial intelligence |
| CN116720664B (en) * | 2023-08-07 | 2023-10-27 | 城安盛邦(长春)网络科技有限公司 | Fire control design drawing data analysis system and method based on artificial intelligence |
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